ATE211021T1 - Katalysator zur entfernung von stickstoffoxiden - Google Patents

Katalysator zur entfernung von stickstoffoxiden

Info

Publication number
ATE211021T1
ATE211021T1 AT96112527T AT96112527T ATE211021T1 AT E211021 T1 ATE211021 T1 AT E211021T1 AT 96112527 T AT96112527 T AT 96112527T AT 96112527 T AT96112527 T AT 96112527T AT E211021 T1 ATE211021 T1 AT E211021T1
Authority
AT
Austria
Prior art keywords
catalyst
removal
nitrogen oxides
exhaust gas
lower layer
Prior art date
Application number
AT96112527T
Other languages
English (en)
Inventor
Shigeru Nojima
Kozo Iida
Original Assignee
Mitsubishi Heavy Ind Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Mitsubishi Heavy Ind Ltd filed Critical Mitsubishi Heavy Ind Ltd
Application granted granted Critical
Publication of ATE211021T1 publication Critical patent/ATE211021T1/de

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J35/00—Catalysts, in general, characterised by their form or physical properties
    • B01J35/40—Catalysts, in general, characterised by their form or physical properties characterised by dimensions, e.g. grain size
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/86—Catalytic processes
    • B01D53/8621—Removing nitrogen compounds
    • B01D53/8625—Nitrogen oxides
    • B01D53/8628—Processes characterised by a specific catalyst
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/02—Impregnation, coating or precipitation
    • B01J37/0215—Coating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/90—Physical characteristics of catalysts
    • B01D2255/902—Multilayered catalyst

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Environmental & Geological Engineering (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Biomedical Technology (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • General Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Chimneys And Flues (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
AT96112527T 1995-10-17 1996-08-02 Katalysator zur entfernung von stickstoffoxiden ATE211021T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP26818795A JP3495475B2 (ja) 1995-10-17 1995-10-17 窒素酸化物除去触媒

Publications (1)

Publication Number Publication Date
ATE211021T1 true ATE211021T1 (de) 2002-01-15

Family

ID=17455133

Family Applications (1)

Application Number Title Priority Date Filing Date
AT96112527T ATE211021T1 (de) 1995-10-17 1996-08-02 Katalysator zur entfernung von stickstoffoxiden

Country Status (5)

Country Link
US (1) US5863855A (de)
EP (1) EP0769321B1 (de)
JP (1) JP3495475B2 (de)
AT (1) ATE211021T1 (de)
DE (1) DE69618139T2 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4044984B2 (ja) * 1997-01-08 2008-02-06 日本碍子株式会社 吸着材
AU2003246095A1 (en) * 2002-05-31 2003-12-19 China Petroleum And Chemical Corporation A process for regenerating catalyst containing titanium
US6660683B1 (en) * 2002-10-21 2003-12-09 W.R. Grace & Co.-Conn. NOx reduction compositions for use in FCC processes
JP2004275852A (ja) * 2003-03-14 2004-10-07 Mitsubishi Heavy Ind Ltd 排煙脱硝触媒及びその製造方法
US7030055B2 (en) * 2003-08-18 2006-04-18 W.R. Grace & Co.-Conn. NOx reduction compositions for use in FCC processes
US7553349B2 (en) * 2005-08-26 2009-06-30 Corning Incorporated Composite coatings for thin-walled ceramic honeycomb structures
JP2008188542A (ja) * 2007-02-06 2008-08-21 Mitsubishi Heavy Ind Ltd 排ガス処理用触媒、その製造方法および排ガス処理方法
JP5243919B2 (ja) * 2008-10-17 2013-07-24 バブコック日立株式会社 窒素酸化物除去用触媒の製造方法
US8316647B2 (en) * 2009-01-19 2012-11-27 General Electric Company System and method employing catalytic reactor coatings
JP5535769B2 (ja) 2010-06-02 2014-07-02 三菱重工業株式会社 排ガス処理触媒の再生方法及びこの方法を使用した排ガス処理触媒
US10059053B2 (en) 2014-11-04 2018-08-28 Stratasys, Inc. Break-away support material for additive manufacturing
GB201716063D0 (en) * 2017-03-30 2017-11-15 Johnson Matthey Plc A catalyst for treating an exhaust gas, an exhaust system and a method

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4294806A (en) * 1979-02-14 1981-10-13 Sakai Chemical Industry Co., Ltd. Method for preventing the wear of a monolithic catalyst by dusts
JPS5861832A (ja) * 1981-10-09 1983-04-13 Mitsubishi Heavy Ind Ltd 脱硝触媒および脱硝方法
GB2108860B (en) * 1981-10-31 1985-06-26 Hitachi Shipbuilding Eng Co Catalyst structures
JPS62117619A (ja) * 1985-11-19 1987-05-29 Mitsubishi Heavy Ind Ltd 排煙脱硝方法
JPS62158160A (ja) * 1985-12-27 1987-07-14 堺化学工業株式会社 成形触媒及び接触反応方法
CA1291743C (en) * 1986-07-25 1991-11-05 Makoto Imanari Catalyst for removing nitrogen oxides in exhaust gases
CA1310005C (en) * 1986-09-13 1992-11-10 Hiroaki Rikimaru Catalyst and a method for denitrizing nitrogen oxides contained in waste gases
DE3633515A1 (de) * 1986-10-02 1988-04-14 Didier Werke Ag Katalysator in form einer platte fuer die stickoxidreduzierung in abgasen
DE3810761A1 (de) * 1988-03-30 1989-10-12 Didier Werke Ag Verfahren zur herstellung von katalysatoren fuer die verminderung von stickoxiden und nach dem verfahren hergestellte katalysatoren
SE464688B (sv) * 1989-02-27 1991-06-03 Eka Nobel Ab Katalysator foer reducering av kvaeveoxider samt anvaendning daerav
EP0398752B2 (de) * 1989-05-19 1997-10-15 Babcock-Hitachi Kabushiki Kaisha Katalysator zur Reduktion von Stickoxyden
US5124303A (en) * 1990-08-27 1992-06-23 Nippon Shokubai Co., Ltd. Reinforced catalyst for treatment of waste gas
JPH07120997A (ja) 1993-10-27 1995-05-12 Konica Corp カラー画像形成装置

Also Published As

Publication number Publication date
JP3495475B2 (ja) 2004-02-09
EP0769321A1 (de) 1997-04-23
JPH09108573A (ja) 1997-04-28
DE69618139D1 (de) 2002-01-31
DE69618139T2 (de) 2002-06-13
EP0769321B1 (de) 2001-12-19
US5863855A (en) 1999-01-26

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UEP Publication of translation of european patent specification